What two things balance to maintain the shape of a star?

O

A. Pressure and gravity

B. Orbiting and gravity

O

c. Pressure and velocity

Which of the following is a Mexican state? a. Gadsden b. Rio Grande c. Baja Arizona d. Baja California

In the agriculture system of East Africa, what is the role of men

Which island is east of the Dominican Republic? Cuba Puerto Rico Haiti Jamaica

According to the "Geological Time" section in the reading by Backman and Seeds (2010) on Life in the Universe, the 4.6 billion year history of Earth can be represented by the calendar year. In which calendar month would the dinosaurs have appeared

What is an impermeable surface

Acid rain is a serious problem in China. true or false?

Which World culture region is broken up into the most subregions

In archaeology, there must be a balance between the explanation of the value and workings of archaeology, revealing the mysteries of past and present cultures, and to promote respect for archaeological sites. True or false?

The blocking off of an estuary from the sea forms a (n)

Why are there few or no clouds in the stratosphere